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/*====================================================================*
 *
 *   Copyright (c) 2013 Qualcomm Atheros, Inc.
 *
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or 
 *   without modification, are permitted (subject to the limitations 
 *   in the disclaimer below) provided that the following conditions 
 *   are met:
 *
 *   * Redistributions of source code must retain the above copyright 
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above 
 *     copyright notice, this list of conditions and the following 
 *     disclaimer in the documentation and/or other materials 
 *     provided with the distribution.
 *
 *   * Neither the name of Qualcomm Atheros nor the names of 
 *     its contributors may be used to endorse or promote products 
 *     derived from this software without specific prior written 
 *     permission.
 *
 *   NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE 
 *   GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE 
 *   COPYRIGHT HOLDERS AND CONTRIBUTORS &quot;AS IS&quot; AND ANY EXPRESS OR 
 *   IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
 *   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
 *   PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 
 *   OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
 *   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
 *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 *   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 *   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 *   OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
 *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  
 *
 *--------------------------------------------------------------------*/

/*====================================================================*
 *
 *   hpav.c - Atheros HomePlug AV Packet Monitor;
 *
 *   print message header and/or full message content on stdout for
 *   each HomePlugAV or Atheros Vendor Specific message received by
 *   the host;
 *
 *
 *   Contributor(s):
 *      Charles Maier &lt;cmaier@qca.qualcomm.com&gt;
 *
 *--------------------------------------------------------------------*/

/*====================================================================*
 *   system header files;
 *--------------------------------------------------------------------*/

#include &lt;fcntl.h&gt;
#include &lt;stdio.h&gt;
#include &lt;limits.h&gt;
#include &lt;ctype.h&gt;
#include &lt;unistd.h&gt;
#include &lt;stdint.h&gt;
#include &lt;stdlib.h&gt;
#include &lt;string.h&gt;
#include &lt;errno.h&gt;

#if defined (__linux__)
#include &lt;net/if.h&gt;
#include &lt;net/if_arp.h&gt;
#include &lt;netpacket/packet.h&gt;
#include &lt;signal.h&gt;
#endif

/*====================================================================*
 *   custom header files;
 *--------------------------------------------------------------------*/

#include &quot;../tools/getoptv.h&quot;
#include &quot;../tools/putoptv.h&quot;
#include &quot;../tools/memory.h&quot;
#include &quot;../tools/number.h&quot;
#include &quot;../tools/types.h&quot;
#include &quot;../tools/flags.h&quot;
#include &quot;../tools/error.h&quot;
#include &quot;../ether/channel.h&quot;
#include &quot;../plc/plc.h&quot;
#include &quot;../mme/mme.h&quot;

/*====================================================================*
 *   custom source files;
 *--------------------------------------------------------------------*/

#ifndef MAKEFILE
#include &quot;../tools/getoptv.c&quot;
#include &quot;../tools/putoptv.c&quot;
#include &quot;../tools/version.c&quot;
#include &quot;../tools/hexdump.c&quot;
#include &quot;../tools/hexdecode.c&quot;
#include &quot;../tools/hexstring.c&quot;
#include &quot;../tools/uintspec.c&quot;
#include &quot;../tools/todigit.c&quot;
#include &quot;../tools/error.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../ether/channel.c&quot;
#include &quot;../ether/openchannel.c&quot;
#include &quot;../ether/closechannel.c&quot;
#include &quot;../ether/sendpacket.c&quot;
#include &quot;../ether/readpacket.c&quot;
#endif

#ifndef MAKEFILE
#include &quot;../mme/MMEPeek.c&quot;
#include &quot;../mme/MMEName.c&quot;
#include &quot;../mme/MMEMode.c&quot;
#endif

/*====================================================================*
 *   program constants;
 *--------------------------------------------------------------------*/

#define HPAV_VERBOSE (1 &lt;&lt; 0)
#define HPAV_SILENCE (1 &lt;&lt; 1)

#define PLCDEVICE &quot;PLC&quot;

/*====================================================================*
 *
 *   int main (int argc, char * argv[]);
 *
 *
 *--------------------------------------------------------------------*/

int main (int argc, char const * argv [])

{
	extern struct channel channel;
	struct message message;
	static char const * optv [] =
	{
		&quot;i:qt:v&quot;,
		PUTOPTV_S_DIVINE,
		&quot;Qualcomm Atheros HomePlug AV Packet Monitor&quot;,

#if defined (WINPCAP)

		&quot;i s\thost interface is (s) [&quot; CHANNEL_ETHDEVICE &quot;]&quot;,

#else

		&quot;i n\thost interface is (n) [&quot; LITERAL (CHANNEL_ETHNUMBER) &quot;]&quot;,

#endif

		&quot;q\tsuppress normal output&quot;,
		&quot;t n\tread timeout is (n) milliseconds [&quot; LITERAL (CHANNEL_TIMEOUT) &quot;]&quot;,
		&quot;v\tverbose messages on stdout&quot;,
		(char const *) (0)
	};
	flag_t flags = (flag_t)(0);
	signed length;
	signed c;
	if (getenv (PLCDEVICE))
	{

#if defined (WINPCAP)

		channel.ifindex = atoi (getenv (PLCDEVICE));

#else

		channel.ifname = strdup (getenv (PLCDEVICE));

#endif

	}
	optind = 1;
	while ((c = getoptv (argc, argv, optv)) != -1)
	{
		switch (c)
		{
		case 'i':

#if defined (WIN32)

			channel.ifindex = atoi (optarg);

#else

			channel.ifname = optarg;

#endif

			break;
		case 'q':
			_setbits (flags, HPAV_SILENCE);
			break;
		case 't':
			channel.timeout = (unsigned)(uintspec (optarg, 0, UINT_MAX));
			break;
		case 'v':
			_setbits (flags, HPAV_VERBOSE);
			break;
		default:
			break;
		}
	}
	argc -= optind;
	argv += optind;
	openchannel (&amp;channel);
	while ((length = readpacket (&amp;channel, &amp;message, sizeof (message))) &gt;= 0)
	{
		if (length &gt; 0)
		{
			if (_allclr (flags, HPAV_SILENCE))
			{
				MMEPeek (&amp;message, length, stdout);
			}
			if (_anyset (flags, HPAV_VERBOSE))
			{
				hexdump (&amp;message, 0, length, stdout);
			}
		}
	}
	closechannel (&amp;channel);
	return (0);
}


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